ACOMPATIBLE Replacement Polarized Lenses for Oakley Gascan S (Small) Sunglasses composite frame composite lens polarized Lens width: 57mm Lens height: 34mm This Lenses Only Fit Oakley Gascan S (Small) Sunglasses, if you are not sure, please search the SKU # which is marked on your frame.(03-555, 03-556, 03-557, 03-558, 11-005, 11-006, 12-888, 12-889, 12-941) 100% Polarized and 100% UV Protection on all lenses Suitable for cycling, running, driving and other out-door sports and activities Precision Cut and Guaranteed to Fit Reduces glare and enhances contrast perfectly